29884879735381 has 8 divisors (see below), whose sum is σ = 33396850081728. Its totient is φ = 26505436572000.

The previous prime is 29884879735369. The next prime is 29884879735397. The reversal of 29884879735381 is 18353797848892.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 29884879735381 - 2¹¹ = 29884879733333 is a prime.

It is a super-2 number, since 2×29884879735381² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 29884879735295 and 29884879735304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29884879735181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33131795265 + ... + 33131796166.

It is an arithmetic number, because the mean of its divisors is an integer number (4174606260216).

Almost surely, 2^{29884879735381} is an apocalyptic number.

It is an amenable number.

29884879735381 is a deficient number, since it is larger than the sum of its proper divisors (3511970346347).

29884879735381 is a wasteful number, since it uses less digits than its factorization.

29884879735381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66263591483.

The product of its digits is 5852528640, while the sum is 82.

The spelling of 29884879735381 in words is "twenty-nine trillion, eight hundred eighty-four billion, eight hundred seventy-nine million, seven hundred thirty-five thousand, three hundred eighty-one".